"He has touched so many lives and as a Brit living in NYC for almost 8 years, I count myself exceptionally lucky to have been on the right subway train, on the right cart at the right time to cross paths with him," she says.

"I watched and listened to him for at least 10 minutes before I engaged and I was so so happy I did.

"I remember the conversations, I remember the people that joined in, I remember most of all the glow that surrounded each and every person once they let down their NY defenses and allowed themselves to be touched by a stranger.